If you’re taking your child in for their flu shot or vaccinations, you’ll want to be prepared. Comforting your child before, during, and after a shot can help reduce the risk of developing a fear of needles.

Acne, dry skin, red patches, shininess… These are just a few reasons someone might try a new skin care product. If you’re fed up with breakouts or bad skin, you’re not alone! About 50 million Americans deal with acne on a regular basis, according to the American Academy of Dermatology.

Almost everybody experiences headaches from time to time. They are so ubiquitous that “a headache” has become a metaphor for mundane but manageable problems, such as tax preparation. However, for some unlucky few, headaches can be a debilitating and recurring intrusion—and on rare occasion, they can be a sign of a life-threatening condition.

Maybe this has happened to you: After you develop a cold or flu, a family member offers you their unfinished bottle of antibiotics to help you kick it. Should you take them?

In short: no, no, no. The efficacy of antibiotics, one of medicine’s most important weapons in fighting bacterial illness, is becoming compromised by misuse. In a 2013 interview, CDC associate director Dr. Arjun Srinivasan said: